Student management propaganda device

A technology for students and dust removal devices, applied in the field of school publicity, can solve the problems of poor practicability, high cost of dust removal, and inconvenient dust removal of LED displays, and achieves the effects of good practicability, improved management and publicity, and improved display effects.

Inactive Publication Date: 2019-08-16
JIANGSU MARITIME INST
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] The purpose of the present invention is to solve the problem that the LED display screen used for middle school student management publicity in the pr

Method used

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Embodiment Construction

[0023] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention.

[0024] Such as Figure 1-6 As shown, a kind of student management publicity device of the present invention comprises a mounting frame 1, a display screen 2 is provided on the mounting frame 1, a display screen dust removal device is provided on the mounting frame 1, and the display screen dust removal device includes a screen mounted symmetrically on the display screen 2 The two mounting rods 3 on both sides are respectively connected with the first screw rod 4 and the second screw rod 5 in rotation, and the top ends of the first screw rod 4 and the second screw rod 5 respectively pass through the two mounting rods. The top of the rod 3 extends to the upper side of ...

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Abstract

The invention discloses a student management propaganda device. The device includes an installation frame, a display screen is arranged on the installation frame, a display screen dust removal deviceis arranged on the installation frame, and the display screen dust removal device comprises two installation rods symmetrically installed on the two sides of the display screen. The two installation rods are internally and rotatably connected with a first screw rod and a second screw rod respectively, the tops of the first screw rod and the second screw rod penetrate through the tops of the two installation rods and extend to the upper sides of the installation rods, and the first screw rod and the second screw rod are connected with driving devices respectively. The first screw rod and the second screw rod are connected with moving blocks through threads respectively. The two installation rods are provided with first moving grooves cooperating with the moving blocks. A driving motor is started, finally the display screen dust removal device can be driven for performing dust removal on the surface of the display screen, operation is simple, the dust removal cost of the display screen is reduced, the economical practicability is good, the displaying effect of the display screen is improved, and the effect of student management propaganda is thus improved.

Description

technical field [0001] The invention relates to the technical field of school publicity, in particular to a student management publicity device. Background technique [0002] Most schools basically use blackboards for student management and publicity. Not only is it troublesome to write on the blackboard, but the publicity effect is poor. Therefore, many schools now use LED displays to connect to the Internet for student management and publicity. In order to avoid LED displays being used by students To damage and improve the publicity effect of the LED display, the LED display needs to be installed higher. After dust and other debris are gathered on the LED display, the publicity effect of the LED display will deteriorate and the service life will be shortened. However, due to the LED The installation height of the display screen is high, not only it is not convenient to clean the LED display screen, but also the cleaning cost is high, which makes the practicability of the L...

Claims

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Application Information

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IPC IPC(8): G09F9/00B08B1/00
CPCB08B1/002G09F9/00
Inventor 闫娜
Owner JIANGSU MARITIME INST
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