CN210227457U

CN210227457U - Document display device for law teaching

Info

Publication number: CN210227457U
Application number: CN201920688019.8U
Authority: CN
Inventors: Zi'ang Guo; 郭子昂; Yanping Fan; 范艳萍
Original assignee: Hohai University HHU
Current assignee: Hohai University HHU
Priority date: 2019-05-15
Filing date: 2019-05-15
Publication date: 2020-04-03
Anticipated expiration: 2029-05-15

Abstract

The utility model discloses a document display device for law teaching, including rectangular bodily form's equipment body, the bottom of equipment body is installed in the base, and the top of equipment body has linked firmly constriction device, and the front of equipment body has set firmly cleaning device. This equipment structural design is reasonable, and easy operation is convenient, when using the device during operation, can demonstrate more teaching content through constriction device, improves the display efficiency, and the device adopts the area conveying, and the data send process is more steady, and the noise ratio is smaller moreover, can not produce noise pollution, when teaching completion wants to clear away the mark on the board, uses the brush to clear away the mark fast, improves teaching efficiency.

Description

Document display device for law teaching

Technical Field

The utility model belongs to the technical field of law teaching aid technique and specifically relates to a document display device is used in law teaching.

Background

The exhibition shelf is also named as a product exhibition shelf, a sales promotion shelf, a portable exhibition tool, a data shelf and the like. According to the characteristics of the products, the product promotion display rack matched with the product promotion display rack is designed, and the creative LOGO label is added, so that the products are displayed in the public in a striking manner, and the propaganda and advertising effects on the products are increased.

However, the present display rack for teaching has the following problems: 1. the content displayed each time is too little to meet the requirements of people; 2. the display rack can only be fixed at a certain place and is too troublesome to move; 3. the displayed content can only be used for appreciation and cannot be marked on the display rack; 4. the display device on the display rack has no cleaning device, and is too troublesome to clean. Therefore, the present invention has been made to solve the above-mentioned problems occurring in the prior art.

Disclosure of Invention

The utility model aims at overcoming the not enough among the prior art, provide a document display device is used in law teaching.

In order to solve the technical problem, the utility model discloses a following technical scheme realizes:

the utility model provides a document display device for law teaching, includes rectangular bodily form's equipment body, and the bottom of equipment body is installed in the base, and the top of equipment body has linked firmly constriction device, and the front of equipment body has set firmly cleaning device.

Furthermore, the cleaning device comprises a writing board, the writing board is connected with the device body through a damping hinge, guide rails are embedded in the two sides of the front face of the writing board, a hairbrush is arranged between the guide rails, one end of the hairbrush is connected with the guide rails through a rolling bearing, the other end of the hairbrush is connected with the guide rails through a moving block, and the moving block is arranged on the guide rails in a sliding mode.

Preferably, the writing board is made of transparent material.

Preferably, the contraction device comprises two rolling shafts which are arranged in parallel from top to bottom, belt pulleys are sleeved at two ends of each rolling shaft, the two belt pulleys at the same side of the upper rolling shaft and the lower rolling shaft are connected through a flat belt, one end of each rolling shaft positioned above the upper rolling shaft is fixedly connected with a handle, a roller is sleeved on each rolling shaft, and an anti-skidding sleeve is sleeved on the surface of each handle.

Preferably, the base is integrally in an inverted T shape, the interior of the base is of a hollow structure, and the surface of the base is provided with the upturning door.

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

the device has reasonable structural design and simple and convenient operation, when the device works, more teaching contents can be displayed through the contraction device, the friction between the hand and the handle can be increased by the antiskid sleeve on the handle, the display efficiency is improved, the device adopts belt conveying, the conveying process is more stable, the noise is lower, no noise pollution is generated, when the teaching is finished and the mark on the writing board is to be removed, the mark can be rapidly removed by using the hairbrush, the teaching efficiency is improved, when the dust appears on the writing board, the dust can also be rapidly removed by using the hairbrush, so the cleaning efficiency is improved, when the device needs to be moved, the braking device is firstly closed and then pushed to be easily moved, unnecessary manpower is saved, when the device does not need to be moved, only the braking device needs to be opened, the braking sheet can lock the roller, so that the device is fixed in place, preventing unwanted movement of the device by accident.

Drawings

FIG. 1 is a schematic view of a legal teaching document display device;

FIG. 2 is a schematic view of a cleaning device in the document display device for law teaching;

FIG. 3 is a schematic view of a retractor of a legal teaching document display device;

fig. 4 is a schematic structural view of a braking device in a document display device for law teaching.

Detailed Description

The invention will be described in further detail with reference to the following detailed description and accompanying drawings:

please refer to fig. 1-4, the utility model relates to a document display device for law teaching, including rectangular bodily form's equipment body 1, the bottom of equipment body 1 is installed in base 2, and the top of equipment body has linked firmly constriction device 4, and the front of equipment body has set firmly cleaning device 5.

The cleaning device comprises a writing board 504, the writing board 504 is connected with the device body 1 through a damping hinge, guide rails 501 are embedded in two sides of the front face of the writing board 504, a brush 503 is arranged between the guide rails 501, one end of the brush 503 is connected with the guide rails 501 through a rolling bearing, the other end of the brush 503 is connected with the guide rails 501 through a moving block 502, and the moving block is arranged on the guide rails in a sliding mode.

The tablet 504 is made of a transparent material, and when the mark on the tablet 504 is to be removed after the teaching is finished, the brush 503 can be used for rapidly removing the mark, thereby improving the teaching efficiency.

The contraction device 4 comprises two rolling shafts 402 which are arranged in parallel up and down, belt pulleys 401 are sleeved at two ends of each rolling shaft, the two belt pulleys on the same side of the upper rolling shaft and the lower rolling shaft are connected through a flat belt 404, one end of each rolling shaft positioned above the upper rolling shaft is fixedly connected with a handle 405, a roller 403 is sleeved on each rolling shaft, an anti-slip sleeve is sleeved on the surface of each handle, and the belt pulleys 401, the roller 403 and the handle 405 do not rotate relatively.

The bottom of base 2 is provided with gyro wheel 304, and the inside of base 2 is provided with connecting rod 302, and the one end of arresting gear 3 is provided with running-board 301, and the surperficial movable mounting of gyro wheel 304 has braking piece 305, and when the device need remove, earlier closing arresting gear 3, thrust unit just can easily remove the device again, saves unnecessary manpower.

The base is whole to be down T shape, and inside is hollow structure, and surface mounting has tilt-up door 6, through opening the tilt-up door, places the teaching content to base inside.

The brake block 305 is a member with a curvature, the brake block 305 is connected with the connecting rod 302 through the rocker 303, the pedal plate 301 is connected with the connecting rod 302 through a ball in a rolling way, when the device does not need to move, only the braking device 3 needs to be opened, and the brake block 305 can lock the roller 304, so that the device is fixed in place, and unnecessary movement of the device caused by accidents is prevented.

The utility model discloses a theory of operation is: when the device works, the braking device 3 is firstly opened to fix the device on the original place, then the teaching contents are sleeved on the roller 403 by only opening the upturned door 6, one end of the teaching contents is placed on the flat belt 404, then the handle 405 is rotated, the flat belt 404 is driven to rotate by the belt wheel 401, so that the teaching contents are displayed, when the device needs to be moved, the braking device 3 is firstly closed, then the display device is pushed to move easily, when dust or unwanted marks exist on a writing board, the moving block 502 can be grasped to move up and down along the guide rail 501, and the dust and the marked marks can be quickly removed by the brush 503.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a document display device for law teaching, its characterized in that, includes rectangular bodily form's equipment body, and the bottom of equipment body is installed in the base, and the top of equipment body has linked firmly constriction device, and the front of equipment body has set firmly cleaning device.

2. The document display device for law teaching according to claim 1, wherein the cleaning device comprises a writing board, the writing board is connected with the device body through a damping hinge, guide rails are embedded on two sides of the front surface of the writing board, a hairbrush is arranged between the guide rails, one end of the hairbrush is connected with the guide rails through rolling bearings, the other end of the hairbrush is connected with the guide rails through a moving block, and the moving block is slidably arranged on the guide rails.

3. The apparatus as claimed in claim 2, wherein the writing board is made of transparent material.

4. The apparatus as claimed in claim 2, wherein the contracting device comprises two rollers disposed in parallel, a belt wheel is sleeved on each end of the roller, the two belt wheels on the same side of the upper and lower rollers are connected by a flat belt, a handle is fixedly connected to one end of the upper roller, a roller is sleeved on the roller, and an anti-slip cover is sleeved on the surface of the handle.

5. The apparatus as claimed in claim 1, wherein the base is formed in an inverted T shape, has a hollow interior, and has an upper-hinged door mounted on a surface thereof.