CN210257766U

CN210257766U - Multimedia blackboard of placing safely

Info

Publication number: CN210257766U
Application number: CN201921222958.XU
Authority: CN
Inventors: 黄朔; 姜海莹; 王续智; 史楠凯; 周林林
Original assignee: Henan Vocational and Technical College of Communications
Current assignee: Henan Vocational and Technical College of Communications
Priority date: 2019-07-31
Filing date: 2019-07-31
Publication date: 2020-04-07
Anticipated expiration: 2029-07-31

Abstract

The utility model provides a safe multimedia blackboard, which comprises a bracket, wherein universal wheels are arranged at the bottom of the bracket, a frame body is fixedly arranged at the upper part of the bracket, two groups of blackboards are arranged in the frame body and are detachably connected with the frame body, two groups of clapboards are arranged between the two groups of blackboards, the two groups of clapboards are respectively connected with the frame body and a shell of a display screen, the lower part of the shell of the display screen is matched with a protective device, and the protective device is connected with the frame body; the upper part of the frame body is provided with a rolling device, the rolling device is connected with a motor, a sliding rail is arranged on the partition plate, and the rolling device is matched with the sliding rail; the rear part of the frame body is provided with a control panel which is respectively connected with the rolling device and the motor. The utility model discloses overall structure designs compactly, has improved the problem of traditional portable blackboard function singleness, and convenience of customers uses, not only is applicable to the student and imparts knowledge to students, still is applicable to small-size meeting room and uses, has fine popularization application prospect.

Description

Multimedia blackboard of placing safely

Technical Field

The utility model relates to a technical field of multimedia blackboard especially relates to a multimedia blackboard of placing safely.

Background

Portable blackboard wide application is in teaching, the meeting, many occasions such as training, not only can be used for writing, and because the operation of convenient removal is by wide application, the teaching mode that traditional is single has been improved, the effect that has the motivation of transferring student's study to whole classroom teaching process, but present movable blackboard is though used by a large tracts of land, but whole function singleness, and traditional projecting apparatus sets up alone on the wall, no matter the teacher is on class or meeting personnel all need frequently to come and go between blackboard and projecting apparatus when explaining, very loaded down with trivial details.

SUMMERY OF THE UTILITY MODEL

Although used by a large scale to present movable blackboard, whole function singleness, traditional projecting apparatus sets up alone on the wall moreover, no matter be the teacher on class or meeting personnel all need frequently come and go between blackboard and projecting apparatus when explaining to traditional user needs external transmission line when the projection, very loaded down with trivial details technical problem, the utility model provides a safe multimedia blackboard of placing.

In order to solve the above problem, the technical scheme of the utility model is so realized:

a multimedia blackboard capable of being safely placed comprises a support, universal wheels are arranged at the bottom of the support, a frame body is fixedly arranged at the upper part of the support, two groups of blackboards are arranged in the frame body and are detachably connected with the frame body, two groups of partition plates are arranged between the two groups of blackboards, the two groups of partition plates are connected with the frame body and a shell of a display screen, the lower part of the shell of the display screen is matched with a protection device, and the protection device is connected with the frame body; the upper part of the frame body is provided with a rolling device, the rolling device is connected with a motor, a sliding rail is arranged on the partition plate, and the rolling device is matched with the sliding rail; the rear part of the frame body is provided with a control panel which is respectively connected with the display screen, the rolling device, the motor and the moving end.

Preferably, the protection device comprises a fixed bottom plate, the fixed bottom plate is fixed to the lower portion of the frame body, a plurality of damping springs are arranged on the fixed bottom plate, the damping springs are connected with clamping grooves, and the clamping grooves are matched with the shell of the display screen.

Preferably, the shape of the slot is U-shaped.

Preferably, the rolling device comprises a protective shell, a rotating shaft penetrates through the protective shell, the rotating shaft is connected with an output shaft of the motor through a coupler, a protective cover is rolled on the rotating shaft, a guide rod is arranged at the tail end of the protective cover, and the guide rod slides in the sliding rail.

Preferably, an infrared signal receiver is arranged on the protective shell and connected with the control panel.

Preferably, a storage battery is arranged in the control panel, the storage battery is connected with a central processing unit, the central processing unit is connected with the infrared signal receiver through an A/D signal converter, the central processing unit is connected with the motor through a relay, the central processing unit is respectively connected with the display screen and the wireless communication module, and the wireless communication module is connected with the mobile terminal.

Preferably, the wireless communication module is a bluetooth communication module, a 4G communication module or a WiFi communication module; the mobile terminal is a smart phone or a tablet computer.

The utility model has the advantages that: the utility model discloses overall structure designs compactly, the structural style of utilizing to add the display screen in portable blackboard, the whole installation of being convenient for, the problem of traditional portable blackboard function singleness has been improved, when the user need not use the display screen to show electronic file simultaneously, directly fall through remote controller control protection casing, certain guard action has to the display screen, whole more pleasing to the eye simultaneously, not only be applicable to the student and teach, still be applicable to the use of small-size meeting room, and user's accessible cell-phone or panel computer directly transmit the data to the display screen and show, the loaded down with trivial details of traditional projecting apparatus external connection has been avoided, convenience of customers uses, has fine popularization and application prospect.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a rear structure view of fig. 1.

Fig. 3 is a schematic structural view of the rolling device in fig. 1.

In the figure, 1 is a guide rod, 2 is an infrared signal receiver, 3 is a slide rail, 4 is a frame body, 5 is a blackboard, 6 is a support, 7 is a protective shell, 8 is a display screen, 9 is a motor, 10 is a rotating shaft, 11 is a fixed bottom plate, 12 is a clamping groove, 13 is a damping spring, 14 is a control plate, and 15 is a protective cover.

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 any creative effort belong to the protection scope of the present invention.

As shown in figure 1, a safe multimedia blackboard comprises a support, universal wheels are arranged at the bottom of the support, the universal wheels are common universal wheels with a self-locking function on the market, a frame body 4 is fixedly arranged at the upper part of the support, two groups of blackboards 5 are arranged in the frame body 4, the two groups of blackboards 5 are detachably connected with the frame body 4 through screws, two groups of partition plates are arranged between the two groups of blackboards 5 and are respectively connected with the frame body and a shell of a display screen 8, the structural form of additionally arranging the display screen in the movable blackboard is utilized, the whole installation is convenient, the problem of single function of the traditional movable blackboard is solved, the two groups of partition plates are fixed in the frame body, the two groups of partition plates are detachably connected with the shell of the display screen through screws, the lower part of the shell of the display screen 8 is matched with a protection device, the, fixing base plate 11 fixes in the lower part of framework 4, is equipped with a plurality of damping spring 13 on fixing base plate 11, and damping spring 13 all is connected with draw-in groove 12, and the shape of draw-in groove 12 is the U font, and draw-in groove 12 cooperatees with display screen 8's casing, utilizes the lower part that U font draw-in groove just in time supported the display screen, has certain spacing buffering shock attenuation effect to the display screen.

As shown in fig. 3, the rolling device is arranged on the upper portion of the frame 4, the rolling device is connected with the motor 9, the partition board is provided with a slide rail 3, the rolling device is matched with the slide rail 3, the rolling device comprises a protective shell 7, the lower portion of the protective shell is provided with an outlet, a rotating shaft 10 penetrates through the protective shell 7, the rotating shaft 10 is connected with an output shaft of the motor 9 through a coupling, a protective cover 15 is arranged on the rotating shaft 10 in a rolling manner, the protective cover penetrates out of the outlet to ensure the stable movement of the protective cover, a guide rod 1 is arranged at the tail end of the protective cover 15, the guide rod 1 slides in the slide rail 3 to facilitate the upward and downward movement of the protective cover 15 in a set slide rail, the situation that the protective cover is clamped in the frame to influence the overall work is avoided, when a user does not need to use a display screen, meanwhile, the whole body is more attractive, and the multifunctional teaching desk is not only suitable for student teaching, but also suitable for being used in a small conference room.

As shown in fig. 2, a control panel 14 is arranged at the rear part of the frame 4, the control panel 14 is respectively connected with the display screen 8, the rolling device, the motor 9 and the mobile terminal, an infrared signal receiver 2 is arranged on the protective shell 7 and used for receiving an infrared control signal sent by the remote controller, the infrared signal receiver 2 is connected with the control panel 14, a storage battery is arranged in the control panel 14 and connected with a central processing unit, the central processing unit is connected with the infrared signal receiver 2 through an a/D signal converter, the infrared signal receiver 2 is matched with the infrared remote controller, the central processing unit is connected with the motor 9 through a relay, the central processing unit is respectively connected with the display screen 8 and a wireless communication module, the wireless communication module is connected with the mobile terminal, the wireless communication module is a bluetooth communication module, a 4G communication module or a, the mobile terminal is a smart phone or a tablet computer. The user accessible cell-phone or panel computer directly transmit the data and show on the display screen, have avoided the loaded down with trivial details of traditional projecting apparatus external connection, convenience of customers uses, have fine popularization application prospect.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A multimedia blackboard capable of being safely placed comprises a support, universal wheels are arranged at the bottom of the support, a frame body (4) is fixedly arranged at the upper part of the support, and the multimedia blackboard is characterized in that two groups of blackboards (5) are arranged in the frame body (4), the two groups of blackboards (5) are detachably connected with the frame body (4), two groups of partition plates are arranged between the two groups of blackboards (5), the two groups of partition plates are respectively connected with the frame body and a shell of a display screen (8), the lower part of the shell of the display screen (8) is matched with a protection device, and the protection device is connected with the frame body; the upper part of the frame body (4) is provided with a rolling device, the rolling device is connected with a motor (9), a sliding rail (3) is arranged on the partition board, and the rolling device is matched with the sliding rail (3); the rear part of the frame body (4) is provided with a control panel (14), and the control panel (14) is respectively connected with the display screen (8), the rolling device, the motor (9) and the moving end.

2. The multimedia blackboard of claim 1, wherein the protection device includes a fixed base plate (11), the fixed base plate (11) is fixed on the lower portion of the frame (4), a plurality of damping springs (13) are disposed on the fixed base plate (11), the damping springs (13) are connected with the slots (12), and the slots (12) are matched with the housing of the display screen (8).

3. The multimedia blackboard for safe placement according to claim 2, characterized in that the slot (12) is U-shaped.

4. The multimedia blackboard of claim 1, wherein the scrolling device includes a protective casing (7), a rotating shaft (10) penetrates through the protective casing (7), the rotating shaft (10) is connected with the output shaft of the motor (9) through a coupling, a protective cover (15) is rolled on the rotating shaft (10), a guide rod (1) is arranged at the end of the protective cover (15), and two ends of the guide rod (1) are slidably arranged in the sliding rails (3).

5. The multimedia blackboard according to claim 4, characterised in that the said protective case (7) is provided with an infrared signal receiver (2), the infrared signal receiver (2) is connected with the control panel (14).

6. The multimedia blackboard according to claim 5, characterized in that a storage battery is arranged in the control panel (14), the storage battery is connected with a central processing unit, the central processing unit is connected with the infrared signal receiver (2) through an A/D signal converter, the infrared signal receiver (2) is matched with an infrared remote controller, the central processing unit is connected with the motor (9) through a relay, the central processing unit is respectively connected with the display screen (8) and the wireless communication module, and the wireless communication module is connected with the mobile terminal.

7. The multimedia blackboard of claim 6, wherein the wireless communication module is a bluetooth communication module, a 4G communication module or a WiFi communication module; the mobile terminal is a smart phone or a tablet computer.