Music score writing demonstration device for college education
A technology for demonstration devices and musical scores, which can be applied to writing utensils, reusable writing boards, cleaning devices for blackboards or slates, etc. Save workload, simple and convenient operation, and reduce the effect of injury
Active Publication Date: 2022-03-18
YUNNAN COLLEGE OF BUSINESS MANAGEMENT
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- Abstract
- Description
- Claims
- Application Information
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Problems solved by technology
In music education in colleges and universities, it is necessary to draw line notation and write musical notes on the blackboard. When drawing staves, it is necessary to use chalk to slowly draw line by line on the blackboard, which increases the workload of teachers and wastes a lot of time. Spectrum is not standard enough
Method used
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[0024] The present invention will be described in further detail below in conjunction with the accompanying drawings.
[0025] Examples, see Figure 1-5 , a kind of college education music score writing demonstration device, comprising a blackboard 1, the upper and lower sides of the blackboard 1 are provided with horizontal slide rails 2 arranged along its length direction, and the two horizontal slide rails 2 are cooperatively slidably connected with a first vertical slide rail 3 , each horizontal slide rail 2 and the first vertical slide rail 3 are slide bars, the first vertical slide rail 3 is slidably connected with a marking box 4, and a marking box 4 is opened downwards to connect with the first vertical sliding rail. The sliding hole 41 that slides to the sliding rail 3, the side of the sliding hole 41 away from the blackboard 1 is provided with a rubber pad 42, which increases the damping with the first vertical sliding rail 3, so that the marking box 4 is not easy to...
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A college education music score writing demonstration device disclosed by the present invention comprises a blackboard, the upper and lower sides of the blackboard are both provided with transverse slide rails arranged along the length direction of the blackboard, the two transverse slide rails are slidably connected with a first vertical slide rail in a matched manner, the first vertical slide rail is slidably connected with a scribing box, and a material storage cavity is arranged in the junction box. Five scribing rollers arranged from bottom to top are horizontally and rotationally connected into the material storage cavity, five roller grooves allowing the scribing rollers to extend out are formed in the side, close to the blackboard, of the scribing box, each scribing roller extends out of the corresponding roller groove to make contact with the blackboard, a push piece is horizontally and slidably connected into the material storage cavity, and an elastic strip is connected to the side, in the material storage cavity, of the push piece. A feeding opening communicating with the storage cavity is formed in the upper end of the scribing box and detachably connected with a sealing cover. The staff can be drawn at a time simply and quickly, and the drawn staff is more straight and standard.
Description
technical field [0001] The invention relates to the technical field of teaching equipment, in particular to a music score writing demonstration device for college education. Background technique [0002] Music is an art that reflects the emotions of human beings in real life. Music can be divided into two types: vocal music and instrumental music, and can be divided into classical music, pop music, folk music, country music, original ecological music, etc. Music education in a broad sense refers to all All education that affects people's thoughts and emotions, thinking quality, and knowledge and skills through music mainly refers to certain social requirements. In music education in colleges and universities, it is necessary to draw line notation and write musical notes on the blackboard. When drawing staves, it is necessary to use chalk to slowly draw line by line on the blackboard, which increases the workload of teachers and wastes a lot of time. Spectrum is not standard...
Claims
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IPC IPC(8): B43L1/04B43L13/02B43L21/00
CPCB43L1/04B43L13/02B43L21/00
Inventor 李亚昂
Owner YUNNAN COLLEGE OF BUSINESS MANAGEMENT