CN214037556U

CN214037556U - Electronic whiteboard with flame-retardant structure

Info

Publication number: CN214037556U
Application number: CN202023306086.0U
Authority: CN
Inventors: 李学祖
Original assignee: Jiangsu Fuai Technology Development Co ltd
Current assignee: Jiangsu Fuai Technology Development Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-08-24
Anticipated expiration: 2030-12-30

Abstract

The utility model relates to the technical field of polymer protective electronic white boards, in particular to an electronic white board with a flame-retardant structure, which comprises an electronic white board, wherein the front end of a display screen of the electronic white board is plated with a nano flame-retardant coating, the front end of the electronic white board is fixedly connected with a fixing frame, the inner side of the fixing frame is slidably connected with a slide block, the outer side of the slide block is fixedly connected with a fixed rod, and the top end of the slide block is fixedly connected with a first spring. When the device has high temperature during use, the flame retardant effect is good.

Description

Electronic whiteboard with flame-retardant structure

Technical Field

The utility model relates to a polymer protection whiteboard technical field specifically is an whiteboard with fire-retardant structure.

Background

The electronic whiteboard is a newer product, it has collected the high and new technology products that many high-tech means such as the tip electronic technology, software technology, etc. were researched and developed, combine computer and projector, can realize paperless official working and teaching, it can write with the pen directly like ordinary whiteboard or teaching blackboard, then input to the computer, relative to projector, ordinary whiteboard, electronic whiteboard has its own advantage, with the further deepening of teaching, the electronic whiteboard product is paid much attention to the education market, especially the interactive electronic whiteboard product, the market demand continues to increase, the interactive electronic whiteboard is on the classroom teaching, have become the trend of multimedia development of the teaching activity, the interactive electronic whiteboard exerts the best teaching effect, with the increasing of the kind of electronic whiteboard, when some electronic whiteboards are used, the installation and use of the projector organization are inconvenient, therefore, the device is inconvenient to use as a whole, and dust prevention and flame retardance cannot be well performed, so that the definition of pictures can be influenced, and fire can be caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an whiteboard with fire-retardant structure 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:

the utility model provides an electronic whiteboard with fire-retardant structure, includes electronic whiteboard, electronic whiteboard's display screen front end has plated the fire-retardant cladding material of nanometer, electronic whiteboard front end fixedly connected with mount, the inboard sliding connection of mount has the slider, slider outside fixedly connected with dead lever, the first spring of slider top fixedly connected with, and the other end and the mount fixed connection of first spring, the inboard left side below fixedly connected with motor of mount, the terminal fixedly connected with roller bearing of main shaft of motor, and the roller bearing rotates with the mount to be connected, the dustproof cloth of roller bearing outside fixedly connected with, and the other end and the dead lever fixed connection of dustproof cloth.

Preferably, whiteboard top fixedly connected with support, the support inboard rotates and is connected with first screw thread axle, and first screw thread axle runs through the support, first screw thread axle is connected with the support rotation, the left screw thread direction of first screw thread axle is reverse opposite with the screw thread on first screw thread axle right side, first screw thread axle outside screw connection has the fixed block, and fixed block and support sliding connection, the fixed block front end rotates through the pivot and is connected with the bracing piece, the inboard sliding connection of bracing piece has interior pole, the one end that interior pole is close to the support center is rotated through the pivot and is connected with the link, link outside sliding connection has the protection casing, and protection casing and whiteboard fixed connection, the inboard sliding connection of link has the locating piece, the inboard rear end sliding connection of locating piece has the projecting apparatus.

Preferably, the outer side of the inner rod is fixedly connected with a rubber sleeve, and the rubber sleeve is connected with the support rod in a sliding manner.

Preferably, the top end of the connecting frame is rotatably connected with a second threaded shaft, the second threaded shaft penetrates through the connecting frame and the positioning block, and the second threaded shaft is in threaded connection with the positioning block.

Preferably, the top end of the projector is slidably connected with a positioning plate, the positioning plate is slidably connected with the positioning block, the top end of the positioning plate is fixedly connected with a second spring, and the other end of the second spring is fixedly connected with the positioning block.

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

1. in the utility model, through the arranged dustproof cloth, the first spring, the rolling shaft and the nanometer flame-retardant coating, the arrangement is matched with the fixed connection of the nanometer flame-retardant coating and the electronic white board display screen, the elasticity of the first spring to the slider, the fixed connection of the dustproof cloth and the fixed rod as well as the rolling shaft and the drive of the motor to the rolling shaft, when the device is not used, the electronic white board can be well protected from dust, thereby ensuring the definition of a projection picture, and when a high-temperature phenomenon occurs when the device is used, a good flame-retardant effect can be achieved;

2. the utility model discloses in, through locating piece, locating plate, interior pole and the first threaded spindle that sets up, this kind sets up the rubber sleeve in the first threaded spindle of cooperation and the screw connection of fixed block, interior pole outside and the sliding connection of bracing piece, the screw connection of second threaded spindle and locating piece and the elasticity of second spring to the locating plate, during the use device, made things convenient for projection mechanism's installation and use to the use of device has been made things convenient for.

Drawings

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

FIG. 2 is a schematic view of the mounting structure of the positioning plate of the present invention;

FIG. 3 is a schematic view of the installation structure of the dustproof cloth of the present invention;

fig. 4 is a schematic view of an installation structure of the first threaded shaft of the present invention;

fig. 5 is a schematic view of the installation structure of the rubber sleeve of the present invention.

In the figure: 1-electronic whiteboard, 2-nanometer flame-retardant coating, 3-fixing frame, 4-sliding block, 5-fixing rod, 6-first spring, 7-motor, 8-rolling shaft, 9-dustproof cloth, 10-bracket, 11-first threaded shaft, 12-fixing block, 13-supporting rod, 14-connecting frame, 15-second threaded shaft, 16-positioning block, 17-projector, 18-positioning plate, 19-second spring, 20-inner rod, 21-rubber sleeve and 22-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 creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution:

the utility model provides an whiteboard with fire-retardant structure, including whiteboard 1, whiteboard 1's display screen front end has plated nanometer fire-retardant cladding material 2, whiteboard 1 front end fixedly connected with

mount

3, 3 inboard sliding connection of mount have

slider

4, 4 outside fixedly connected with dead lever 5 of slider, the first spring 6 of 4 top fixedly connected with of slider, and the other end and the 3 fixed connection of mount of

first spring

6, 3 inboard left side below fixedly connected with motors 7 of mount, the terminal fixedly connected with roller bearing 8 of main shaft of motor 7, and roller bearing 8 rotates with mount 3 to be connected, roller bearing 8 outside fixedly connected with dustproof cloth 9, and the other end and the 5 fixed connection of dead lever of dustproof cloth 9.

The top end of the electronic whiteboard 1 is fixedly connected with a support 10, the inner side of the support 10 is rotatably connected with a first threaded shaft 11, the first threaded shaft 11 penetrates through the support 10, the first threaded shaft 11 is rotatably connected with the support 10, the direction of the thread on the left side of the first threaded shaft 11 is opposite to the direction of the thread on the right side of the first threaded shaft 11, the outer side of the first threaded shaft 11 is spirally connected with a fixed block 12, the fixed block 12 is slidably connected with the support 10, the front end of the fixed block 12 is rotatably connected with a support rod 13 through a rotating shaft, the inner side of the support rod 13 is slidably connected with an inner rod 20, one end of the inner rod 20 close to the center of the support 10 is rotatably connected with a connecting frame 14 through a rotating shaft, the outer side of the connecting frame 14 is slidably connected with a protective cover 22, the protective cover 22 is fixedly connected with the electronic whiteboard 1, the inner side of the connecting frame 14 is slidably connected with a positioning block 16, the rear end of the inner side of the positioning block 16 is slidably connected with a projector 17, and the arrangement facilitates the installation and the use of the projector 17, thereby the use of device has been made things convenient for, interior pole 20 outside fixedly connected with rubber sleeve 21, and rubber sleeve 21 and bracing piece 13 sliding connection, the stability of link 14 forward pulling rear position has been guaranteed in this kind of setting, link 14 top is rotated and is connected with second screw thread axle 15, and second screw thread axle 15 runs through link 14 and locating piece 16, second screw thread axle 15 and locating piece 16 threaded connection, this kind of setting is convenient for adjust the upper and lower position of projected, 17 top sliding connection of projector has locating plate 18, and locating plate 18 and locating piece 16 sliding connection, 18 top fixedly connected with second spring 19 of locating plate, and the other end and the locating piece 16 fixed connection of second spring 19, the stability after the installation of projector 17 has been guaranteed in this kind of setting.

The working process is as follows: all electrical appliances in the device are external power supplies, and because the outer side of the display screen of the electronic whiteboard 1 is plated with the nanometer flame-retardant coating 2, the device has a good flame-retardant function, and the occurrence of fire phenomena caused by high temperature is avoided, when the device is used, the device is moved to a use place, then the first threaded shaft 11 is rotated, at the moment, the two fixed blocks 12 are continuously close to each other, the connecting frame 14 can move out of the protective cover 22 at the moment, when the first threaded shaft 11 cannot rotate, the second threaded shaft 15 is rotated, the positioning block 16 can move downwards, then the projector 17 is positioned in the positioning block 16 by matching with the elasticity of the second spring 19 to the positioning plate 18, the connecting frame 14 is pulled forwards after the positioning is finished, at the moment, the rubber sleeve 21 on the outer side of the inner rod 20 can continuously slide with the supporting rod 13, when the inner rod 20 completely slides out, the projector 17 is opened, the projection position is adjusted by rotating the second threaded shaft 15, use the device after adjusting can, when the device is accomplished the use, the link 14 that resets, then control motor 7 corotation, under the elastic force effect of first spring 6 this moment, slider 4 can constantly drive dustproof cloth 9 through dead lever 5 and roll out from the roller bearing 8 outside to this realizes the dustproof to the device, when using the device again, control motor 7 reversal can.

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. An electronic whiteboard with flame retardant structure, comprising an electronic whiteboard (1), characterized in that: the display screen front end of whiteboard (1) has plated nanometer fire-retardant cladding material (2), whiteboard (1) front end fixedly connected with mount (3), mount (3) inboard sliding connection has slider (4), slider (4) outside fixedly connected with dead lever (5), the first spring of slider (4) top fixedly connected with (6), and the other end and mount (3) fixed connection of first spring (6), mount (3) inboard left side below fixedly connected with motor (7), the terminal fixedly connected with roller bearing (8) of main shaft of motor (7), and roller bearing (8) rotate with mount (3) and be connected, roller bearing (8) outside fixedly connected with dustproof cloth (9), and the other end and dead lever (5) fixed connection of dustproof cloth (9).

2. The electronic whiteboard with a flame retardant structure as claimed in claim 1, wherein: the electronic whiteboard (1) top fixedly connected with support (10), support (10) inboard is rotated and is connected with first screw thread axle (11), and first screw thread axle (11) runs through support (10), first screw thread axle (11) is rotated with support (10) and is connected, the left screw thread direction of first screw thread axle (11) is reverse opposite with the screw thread on first screw thread axle (11) right side, first screw thread axle (11) outside screwed connection has fixed block (12), and fixed block (12) and support (10) sliding connection, the fixed block (12) front end is rotated through the pivot and is connected with bracing piece (13), bracing piece (13) inboard sliding connection has interior pole (20), the one end that interior pole (20) is close to support (10) center is rotated through the pivot and is connected with link (14), link (14) outside sliding connection has protection casing (22), and protection casing (22) and whiteboard (1) fixed connection, link (14) inboard sliding connection has locating piece (16), locating piece (16) inboard rear end sliding connection has projecting apparatus (17).

3. The electronic whiteboard with a flame retardant structure as claimed in claim 2, wherein: the outer side of the inner rod (20) is fixedly connected with a rubber sleeve (21), and the rubber sleeve (21) is connected with the support rod (13) in a sliding mode.

4. The electronic whiteboard with a flame retardant structure as claimed in claim 2, wherein: the top end of the connecting frame (14) is rotatably connected with a second threaded shaft (15), the second threaded shaft (15) penetrates through the connecting frame (14) and the positioning block (16), and the second threaded shaft (15) is in threaded connection with the positioning block (16).

5. The electronic whiteboard with a flame retardant structure as claimed in claim 2, wherein: the projector is characterized in that the top end of the projector (17) is connected with a positioning plate (18) in a sliding mode, the positioning plate (18) is connected with the positioning block (16) in a sliding mode, the top end of the positioning plate (18) is fixedly connected with a second spring (19), and the other end of the second spring (19) is fixedly connected with the positioning block (16).