CN203210952U - Blackboard for English teaching - Google Patents

Abstract

The utility model relates to a blackboard for English teaching, which comprises a blackboard body and a line-drawing ruler. A guide groove is arranged on the line-drawing ruler, and a plurality of slide blocks are embedded in the guide groove, and a cylinder is arranged on each slide block. Shaped boss, the boss is provided with matching nuts; the slider is provided with a chalk clip, and the chalk clip is provided with a matching snap ring; the scale line is engraved on the line drawing ruler, and the adjustment line grid width; the upper and lower sides of the blackboard body are provided with slide rails, and the upper and lower ends of the line ruler are embedded in the slide rails. The utility model has a simple structure. During the teaching process, the teacher only needs to push the drawing ruler back and forth to quickly draw a standard four-line grid. At the same time, the width of the grid and the length of the chalk can be adjusted conveniently. The size of letters or words when writing gives students visual intuition, strengthens word memory, and improves teaching efficiency.

Description

blackboard for teaching english

technical field

The utility model relates to an English teaching appliance, in particular to a blackboard for English teaching.

Background technique

In the process of English learning, it is very important for students to memorize and write English words. Teachers need to guide and demonstrate correctly in teaching. In word analysis, teachers usually use chalk and ruler to draw equidistant four lines on the blackboard Then write words in the four-line grid. Drawing the four-line grid is cumbersome and time-consuming. It is usually not very standard and cannot give students a direct visual experience. It affects students' learning efficiency and is not conducive to the progress and effect of teaching.

Utility model content

The purpose of the utility model is to provide a blackboard for English teaching in view of the shortcomings of the prior art, which has a simple structure and can draw four-line grids conveniently and quickly, which not only saves time but also improves teaching efficiency.

The scheme that the utility model solves described technical problem is as follows:

A blackboard for English teaching, comprising a blackboard body and a ruler for drawing lines, a guide groove is arranged on the ruler for drawing lines, and a plurality of sliders are embedded in the guide groove, each slider is provided with a cylindrical boss, and the protrusion A matching nut is provided on the table; a chalk clip is provided inside the slider, and a matching snap ring is provided on the chalk clip; scale marks are engraved on the line drawing ruler, and the upper and lower sides of the blackboard body are provided with There is a slide rail, and the upper and lower ends of the line drawing ruler are embedded in the slide rail, and move along the slide rail to draw equidistant four-line grids.

The number of sliders is a multiple of 4, and multiple lines of four-line grids can be drawn at one time, which is convenient and quick.

The upper and lower ends of the described line drawing ruler are provided with pulleys, and the pulleys are placed on the slide rails of the blackboard body.

The beneficial effects of the utility model are:

The utility model has a simple structure. During the teaching process, the teacher only needs to push the drawing ruler back and forth to quickly draw a standard four-line grid. At the same time, the width of the grid and the length of the chalk can be adjusted conveniently. The size of letters or words when writing gives students visual intuition, strengthens word memory, and improves teaching efficiency.

Description of drawings

Below with reference to accompanying drawing and specific embodiment, the utility model is further described as follows;

Fig. 1 is the structural representation of the utility model;

FIG. 2 is an enlarged schematic view of point C in FIG. 1 .

Detailed ways

With reference to accompanying drawing 1 and Fig. 2, a kind of blackboard for English teaching, comprises blackboard body 1 and drawing line ruler 2, described drawing line ruler 2 is provided with a guide groove 21, is embedded with a plurality of sliders 22 in the guide groove 21, The slide block 22 can move back and forth in the guide groove 21; each slide block 22 is provided with a cylindrical boss 23, and the boss 23 is provided with a nut 24 adapted thereto, by tightening the nut 24 the slide block 22 equidistant fixed in guide groove 21; Described slide block 22 is provided with chalk clip 25, and chalk clip 25 is provided with matching snap ring 26, conveniently adjusts the length of chalk at any time; Scale line 27 can adjust the distance between each slide block 22 conveniently and quickly, regulates the width of grid; The upper and lower sides of described blackboard body 1 are provided with slide rail 11, and the upper and lower ends of drawing line ruler 2 are provided with pulley 28 , The pulley 28 is embedded in the slide rail 11. During the teaching process, the teacher only needs to push the line drawing ruler 2 to draw equidistant four-line grids, saving time and effort.

The number of the sliders 22 is a multiple of 4, and multiple rows of four-line grids can be drawn at one time, which is convenient and quick.

Claims (3)

1. a kind of blackboard for English teaching, it is characterized in that: comprise blackboard body (1) and drawing line ruler (2), described drawing line ruler (2) is provided with a guide groove (21), in the guide groove (21) Embedded with a plurality of slide blocks (22), each slide block (22) is provided with a cylindrical boss (23), and the boss (23) is provided with a nut (24) that matches it; The slide block (22) is provided with a chalk clip (25), and a matching snap ring (26) is provided on the chalk clip (25); scale marks (27) are engraved on the described line drawing ruler (2), and the blackboard body The upper and lower sides of (1) are provided with slide rails (11), and the upper and lower ends of the line drawing ruler (2) are embedded in the slide rails (11). 2. A blackboard for English teaching according to claim 1, characterized in that: the number of the sliders (22) is a multiple of 4. 3. according to a kind of blackboard for English teaching described in claim 1, it is characterized in that: the upper and lower ends of the described line ruler (2) are provided with pulleys (28), and the pulleys (28) are placed on the blackboard body (1) on the slide rail (11).

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