CN214535210U

CN214535210U - Main machine device of multimedia screen central control system

Info

Publication number: CN214535210U
Application number: CN202022955252.3U
Authority: CN
Inventors: 吴伟建; 詹弼时; 吴俞成; 何健; 刘之
Original assignee: Guangzhou Guangmei Electronic Technology Co ltd
Current assignee: Guangzhou Guangmei Electronic Technology Co ltd
Priority date: 2020-12-09
Filing date: 2020-12-09
Publication date: 2021-10-29
Anticipated expiration: 2030-12-09

Abstract

The utility model belongs to the technical field of multimedia device, a multimedia screen center control system host computer device is related to, wherein, including bottom plate, first support column and second support column, the bottom of first support column is connected with the last fixed surface of bottom plate, first recess has been seted up on the first support column, the second recess has been seted up on the second support column, the sliding surface connection of first support column is in the second recess, the top inner wall fixedly connected with U-shaped shell of second recess, the sliding surface connection of U-shaped shell is in first recess. Its beneficial effect is, this multi-media screen center control system host computer device, through the setting of motor and threaded rod, motor work drives the threaded rod and rotates, under the effect of stopper and spacing groove, makes the removal of U-shaped shell, and the U-shaped shell drives the removal of second support column to change the height of this device, be convenient for different height lecturers' use.

Description

Main machine device of multimedia screen central control system

Technical Field

The utility model belongs to the technical field of multimedia device, concretely relates to multimedia screen center control system host computer device.

Background

In this era of advanced information technology, multimedia classrooms, which are composed of multimedia computers, liquid crystal projectors, digital video display stands, central control systems, projection screens, audio equipment and other modern teaching equipment, have become indispensable teaching tools, wherein the multimedia computers are the host devices of the central control systems and are used for controlling the electronic equipment in the multimedia classrooms.

When the staff in exhibition room explains the product, need a controlling means to control the multimedia product, but the too big portable on one's body of equipment, the mobile teaching of not being convenient for, and the display screen of equipment is generally the slope and fixed, can not adjust and lead to the content on the unable clear watching display screen of part lecturer in the teaching process, and can not adjust this according to the height of lecturer and probably influence the teaching quality, thereby make the actual result of use of center control system host computer device among the prior art not ideal enough.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a multimedia screen center control system host computer device, it has solved the mobile teaching of being not convenient for, can not carry out the technical problem who adjusts as required.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a multi-media screen center control system host computer device, includes bottom plate, first support column and second support column, the bottom of first support column is connected with the last fixed surface of bottom plate, first recess has been seted up on the first support column, the second recess has been seted up on the second support column, the sliding surface connection of first support column is in the second recess, the top inner wall fixedly connected with U-shaped shell of second recess, the sliding surface connection of U-shaped shell is in first recess, the bottom of U-shaped shell is run through and is inlayed threaded cylinder, threaded cylinder female connection has the threaded rod, the bottom inner wall fixedly connected with motor of first recess, the bottom of threaded rod and the output shaft fixed connection of motor.

The top fixedly connected with loading board of second support column, the last fixed surface of loading board is connected with the connecting rod, the top of connecting rod articulates through first round pin axle has the connecting piece, the last fixed surface of connecting piece is connected with the display screen body, the lower surface of display screen body articulates through second round pin axle has first connecting block, the upper surface of loading board articulates through third round pin axle has the second connecting block, the same electric putter of one side fixedly connected with that first connecting block and second connecting block are close to each other, the lower fixed surface of bottom plate is connected with the brake wheel.

As a further aspect of the present invention: and the second supporting column is provided with a limiting groove, and the limiting groove is positioned on one side of the second groove and is communicated with the second groove.

As a further aspect of the present invention: the limiting groove is connected with a limiting block in a sliding mode, and one side of the limiting block is fixedly connected with the surface of the first supporting column.

As a further aspect of the present invention: the upper surface fixed connection of loading board has the guard plate, the guard plate is the U-shaped setting.

As a further aspect of the present invention: one side fixedly connected with plate body of loading board, set up on the plate body and accomodate the groove, one side fixedly connected with handle that the loading board was kept away from to the plate body.

As a further aspect of the present invention: the upper surface of bottom plate is provided with the battery, the upper surface of loading board is provided with control button, control button's quantity has two, control button passes through the wire respectively with battery, motor and electric putter electric connection.

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

1. this multimedia screen center control system host computer device, through the setting of motor and threaded rod, motor work drives the threaded rod and rotates, under the effect of stopper and spacing groove, makes the removal of U-shaped shell, and the U-shaped shell drives the removal of second support column to change the height of this device, be convenient for different height lecturers' use.

2. This multimedia screen center control system host computer device through the setting of electric putter, connecting piece, connecting rod and second round pin axle etc. under their combined action, can change the inclination of display screen body, and the lecturer can adjust the display screen body according to self demand, has avoided influencing the problem of teaching quality because the lecturer can't see the content on the display screen clearly.

3. This multimedia screen center control system host computer device through the setting of brake wheel and handle, under their combined action, the teacher can promote this device and remove to be convenient for remove the teaching, through the setting of accomodating the groove, can place the convenience of using to the microphone etc..

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 structural view of a front view section of the present invention;

FIG. 2 is an enlarged schematic view of the structure of FIG. 1;

FIG. 3 is an enlarged schematic view of the structure of the present invention at B in FIG. 1;

fig. 4 is a schematic three-dimensional structure of the present invention;

FIG. 5 is a schematic diagram of the circuit of the present invention;

in the figure: 1. a brake wheel; 2. a base plate; 3. a storage battery; 4. a first support column; 5. a motor; 6. a first groove; 7. a second support column; 8. a limiting groove; 9. a threaded rod; 10. a limiting block; 11. a U-shaped shell; 12. a plate body; 13. a receiving groove; 14. a handle; 15. a display screen body; 16. a connecting member; 17. a first pin shaft; 18. a connecting rod; 19. a protection plate; 20. a control button; 21. an electric push rod; 22. a first connection block; 23. a second pin shaft; 24. a second connecting block; 25. a third pin shaft; 26. a threaded barrel; 27. a carrier plate; 28. a second 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. 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.

Examples

Referring to fig. 1-5, the present invention provides the following technical solutions: a main machine device of a multimedia screen central control system comprises a bottom plate 2, a first supporting column 4 and a second supporting column 7, wherein the bottom end of the first supporting column 4 is fixedly connected with the upper surface of the bottom plate 2, a first groove 6 is formed in the first supporting column 4, a second groove 28 is formed in the second supporting column 7, the surface of the first supporting column 4 is connected in the second groove 28 in a sliding manner, the inner wall of the top end of the second groove 28 is fixedly connected with a U-shaped shell 11, the surface of the U-shaped shell 11 is connected in the first groove 6 in a sliding manner, a threaded cylinder 26 is embedded in the bottom end of the U-shaped shell 11 in a penetrating manner, the threaded cylinder 26 is in threaded connection with a threaded rod 9, the inner wall of the bottom end of the first groove 6 is fixedly connected with a motor 5, and through the arrangement of the motor 5 and the threaded rod 9, the height of the device can be adjusted under the combined action of the two parts, so that teachers with different heights can use the device conveniently, and the bottom end of the threaded rod 9 is fixedly connected with the output shaft of the motor 5.

The top end of the second supporting column 7 is fixedly connected with a bearing plate 27, the upper surface of the bearing plate 27 is fixedly connected with a connecting rod 18, the top end of the connecting rod 18 is hinged with a connecting piece 16 through a first pin shaft 17, the upper surface of the connecting piece 16 is fixedly connected with a display screen body 15, the lower surface of the display screen body 15 is hinged with a first connecting block 22 through a second pin shaft 23, the upper surface of the bearing plate 27 is hinged with a second connecting block 24 through a third pin shaft 25, one side, close to each other, of the first connecting block 22 and the second connecting block 24 is fixedly connected with the same electric push rod 21, and through the arrangement of the electric push rod 21, the connecting piece 16, the connecting rod 18, the second pin shaft 23 and the like, under the combined action of the first connecting block and the second connecting block, the inclination angle of the display screen body 15 can be changed, the problem that the teaching quality is influenced by the fact that a lecturer cannot clearly see the content on the display screen is avoided, the lower surface of the bottom plate 2 is fixedly connected with a brake wheel 1, through the setting of brake wheel 1, be convenient for the removal of this device, realize removing the teaching.

Specifically, the limiting groove 8 has been seted up on the second support column 7, and the limiting groove 8 is located one side of second recess 28 and is linked together with second recess 28, and sliding connection has stopper 10 in the limiting groove 8, and one side of stopper 10 and the fixed surface of first support column 4 are connected, through the setting of limiting groove 8 and stopper 10, can carry on spacingly to second support column 7, increase the stability of second support column 7 in the accommodation process.

Specifically, one side fixedly connected with plate body 12 of loading board 27, the groove 13 has been seted up on the plate body 12 and has been accomodate, through the setting of accomodating groove 13, can place microphone etc, increase the convenience of using, one side fixedly connected with handle 14 of loading board 27 is kept away from to plate body 12, setting through handle 14, the teacher of being convenient for promotes this device and removes, the last fixed surface of loading board 27 is connected with guard plate 19, guard plate 19 is the setting of U-shaped, setting through guard plate 19, can protect the article that loading board 27 surface was placed, avoid dropping of article.

Specifically, the upper surface of bottom plate 2 is provided with battery 3, and the upper surface of loading board 27 is provided with control button 20, and control button 20's quantity has two, and control button 20 passes through the wire respectively with battery 3, motor 5 and electric putter 21 electric connection.

The utility model discloses a theory of operation does:

s1, firstly, the control button 20 is pressed to control the motor 5 and the electric push rod 21 to work, the motor 5 works to drive the threaded rod 9 to rotate, the second supporting column 7 is limited under the action of the limiting groove 8 of the limiting block 10, and the second supporting column 7 is driven to move upwards or downwards in the rotating process of the threaded rod 9 until the height is proper when the height is adjusted according to the self lifting of the instructor;

s2, the electric push rod 21 works to push the display screen body 15 to change an included angle between the first pin shaft 17 serving as a vertex and the bearing plate 27 until the included angle is adjusted to a proper angle, so that a lecturer can conveniently watch the content of the display screen body 15, and the problem that the teaching quality is influenced because the lecturer cannot clearly see the content on the display screen can be avoided;

s3, in the using process, the teacher can push the handle 14 to move the device under the action of the brake wheel 1, so that the movement teaching is realized, and the use convenience is improved.

While embodiments of the present invention have been shown and described, it is to be understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that modifications, alterations, substitutions and variations may be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims

1. The utility model provides a multimedia screen center control system host computer device, includes bottom plate (2), first support column (4) and second support column (7), its characterized in that: the bottom end of the first supporting column (4) is fixedly connected with the upper surface of the bottom plate (2), a first groove (6) is formed in the first supporting column (4), a second groove (28) is formed in the second supporting column (7), the surface of the first supporting column (4) is slidably connected into the second groove (28), a U-shaped shell (11) is fixedly connected to the inner wall of the top end of the second groove (28), the surface of the U-shaped shell (11) is slidably connected into the first groove (6), a threaded barrel (26) is embedded into the bottom end of the U-shaped shell (11) in a penetrating mode, a threaded rod (9) is connected to the threaded barrel (26) in an internal thread mode, a motor (5) is fixedly connected to the inner wall of the bottom end of the first groove (6), and the bottom end of the threaded rod (9) is fixedly connected with an output shaft of the motor (5);

the top fixedly connected with loading board (27) of second support column (7), the last fixed surface of loading board (27) is connected with connecting rod (18), the top of connecting rod (18) articulates through first round pin axle (17) has connecting piece (16), the last fixed surface of connecting piece (16) is connected with display screen body (15), the lower surface of display screen body (15) articulates through second round pin axle (23) has first connecting block (22), the upper surface of loading board (27) articulates through third round pin axle (25) has second connecting block (24), the same electric putter (21) of one side fixedly connected with that first connecting block (22) and second connecting block (24) are close to each other, the lower fixed surface of bottom plate (2) is connected with brake wheel (1).

2. The host device of claim 1, wherein: and a limiting groove (8) is formed in the second supporting column (7), and the limiting groove (8) is positioned on one side of the second groove (28) and communicated with the second groove (28).

3. The host device of claim 2, wherein: the limiting groove (8) is internally and slidably connected with a limiting block (10), and one side of the limiting block (10) is fixedly connected with the surface of the first supporting column (4).

4. The host device of claim 1, wherein: the upper surface fixed connection of loading board (27) has guard plate (19), guard plate (19) are the setting of U-shaped.

5. The host device of claim 1, wherein: one side fixedly connected with plate body (12) of loading board (27), seted up on plate body (12) and accomodate groove (13), one side fixedly connected with handle (14) of loading board (27) are kept away from in plate body (12).

6. The host device of claim 1, wherein: the upper surface of bottom plate (2) is provided with battery (3), the upper surface of loading board (27) is provided with control button (20), the quantity of control button (20) has two, control button (20) pass through the wire respectively with battery (3), motor (5) and electric putter (21) electric connection.