Auxiliary display teaching aid device for law article teaching of law cases
A teaching aid and case technology, which is applied to the cleaning device of blackboard or slate, furniture parts, household utensils, etc., can solve the problems of inconvenient viewing, long space, trouble, etc., and achieve the effect of convenient viewing, time reduction, and convenient cleaning.
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Embodiment 1
[0051] Such as Figure 1-12 The shown jurisprudence case law teaching auxiliary display teaching aid device includes a fixed slide rail 2, the outer surface of both ends of the fixed slide rail 2 is fixedly connected with the installation rod 3, and the outer surface of the fixed slide rail 2 is slidably connected with a movable slide rail 5 , the outer surface of the movable slide rail 5 is slidably connected with a sliding mounting frame 4, the inner bottom of the movable sliding rail 5 is provided with a first return spring 11, the top of the sliding mounting frame 4 is movably clamped with the fixed sliding rail 2, and the movable sliding rail 5 The outer surface of the bottom end of the bottom end is fixedly installed with a limit frame 6, and the internal activity of the limit frame 6 is connected with a cleaning sponge 24, and the teaching board 1 is movably clamped in the inside of the sliding mounting frame 4;
[0052] The top of movable slide rail 5 is fixedly connec...
Embodiment 2
[0057] Such as Figure 1-12 The shown jurisprudence case law teaching auxiliary display teaching aid device includes a teaching board 1, the outer surfaces of both sides of the teaching board 1 are fixedly equipped with second return springs 35, and the back side of the teaching board 1 is movably hinged with a rotating strut 32, which slides The bottom of the mounting bracket 4 is fixedly equipped with a handle 7, the inside of the handle 7 is provided with a pull bar 37, the top of the pull bar 37 is fixedly equipped with a connecting rope 30, and the top of the connecting rope 30 is connected to the rotating strut 32 in transmission;
[0058]Both sides of the outer surface of the teaching board 1 are fixedly connected with the anti-off blocking bar 29, and an end of the second back-moving spring 35 is fixedly connected on the outer surface of the anti-off blocking bar 29, and the other end of the second back-moving spring 35 is connected with the sliding mounting frame 4 Th...
Embodiment 3
[0062] Such as Figure 1-12 As shown in the jurisprudence case law teaching auxiliary display teaching aid device, the inside of the limit frame 6 is provided with a mounting groove 16, and the inside of the mounting groove 16 is movably inserted with a mounting bar 17, and the outer surface of the mounting bar 17 is provided with a T-shaped card slot 23 , the side of the cleaning sponge 24 is fixedly connected with a T-shaped clamping strip 25, and the T-shaped clamping strip 25 is movably inserted into the inside of the T-shaped clamping groove 23, and the internal activity of the fixed seat 19 is clamped with a clamping assembly 22, and the clamping assembly 22 Engaging with the installation bar 17, the clamping assembly 22 includes a connecting bar 221, a movable inserting rod 222, a second spring 223 and a retaining ring 224. The movable inserting rod 222 is fixedly connected to the lower surface of the connecting bar 221, and the second spring 223 moves Socketed on the o...
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