Knowledge contest device for teaching course
A technology of knowledge and courses, applied in the field of knowledge competition devices for teaching courses, can solve the problems of students not being able to firmly grasp the teaching course knowledge, less interaction between teachers and students, and low learning enthusiasm of students, so as to achieve the effect of convenient writing and viewing
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Embodiment 1
[0017] A knowledge competition device for teaching courses, such as figure 1 As shown, it includes a base 1, a pole 2, a mounting plate 3, a first slide rail 4, a first slide block 5, an insertion rod 6, a second slide rail 7, a second slide block 9, a first writing board 10, Push handle 11, second writing board 12, electric reel 13, fixed pulley 14 and backguy 15, base 1 is provided with pole 2 on the left and right sides, and the top of pole 2 on left and right sides is provided with mounting plate 3, installs The left and right sides of the front side of the plate 3 are provided with a first slide rail 4, on which a first slide block 5 is slidably installed, and a second slide rail 7 is placed on the top of the first slide block 5 on the left and right sides. , the left and right parts of the second slide rail 7 are provided with jacks 8, the top right side of the first slider 5 on the left and the top left side of the first slider 5 on the right are provided with an insert...
Embodiment 2
[0019] A knowledge competition device for teaching courses, such as figure 1 As shown, it includes a base 1, a pole 2, a mounting plate 3, a first slide rail 4, a first slide block 5, an insertion rod 6, a second slide rail 7, a second slide block 9, a first writing board 10, Push handle 11, second writing board 12, electric reel 13, fixed pulley 14 and backguy 15, base 1 is provided with pole 2 on the left and right sides, and the top of pole 2 on left and right sides is provided with mounting plate 3, installs The left and right sides of the front side of the plate 3 are provided with a first slide rail 4, on which a first slide block 5 is slidably installed, and a second slide rail 7 is placed on the top of the first slide block 5 on the left and right sides. , the left and right parts of the second slide rail 7 are provided with jacks 8, the top right side of the first slider 5 on the left and the top left side of the first slider 5 on the right are provided with an insert...
Embodiment 3
[0022] A knowledge competition device for teaching courses, such as figure 1As shown, it includes a base 1, a pole 2, a mounting plate 3, a first slide rail 4, a first slide block 5, an insertion rod 6, a second slide rail 7, a second slide block 9, a first writing board 10, Push handle 11, second writing board 12, electric reel 13, fixed pulley 14 and backguy 15, base 1 is provided with pole 2 on the left and right sides, and the top of pole 2 on left and right sides is provided with mounting plate 3, installs The left and right sides of the front side of the plate 3 are provided with a first slide rail 4, on which a first slide block 5 is slidably installed, and a second slide rail 7 is placed on the top of the first slide block 5 on the left and right sides. , the left and right parts of the second slide rail 7 are provided with jacks 8, the top right side of the first slider 5 on the left and the top left side of the first slider 5 on the right are provided with an inserti...
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