An Internet-based comprehensive teaching and training platform
A training platform and Internet technology, applied in the field of comprehensive teaching and training platform, can solve problems such as electric shock for students or teachers, easy leakage of electricity when connected to the power supply, etc., and achieve the effect of reducing wasted electricity, avoiding electric shock, and simple and convenient use
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Embodiment 1
[0030] The comprehensive teaching and training platform of the Internet, such as figure 1 , figure 2 with image 3Shown: including the platform body 1, the bottom end of the platform body 1 is welded with a support frame 2, the top view of the cross section of the support frame 2 is U-shaped, and the right side of the support frame 2 is welded with a closed box 3 for placing the host machine 7 , the present embodiment is aimed at the model that the main engine power key is arranged on the top surface of the main engine 7, the front side plate of the closed box 3 is provided with an opening, the front side refers to the side where the opening of the support plate is placed, and the opening is placed on the bottom wall of the opening. A door panel 4 is hinged by a rotating shaft, a lock groove 17 is provided on the top wall of the inlet, a jack is provided on the door panel 4, a lock hole 21 is provided on the top wall of the jack hole, and a sealing piece 20 is welded in the ...
Embodiment 2
[0037] The difference with Embodiment 1 is that, if Figure 4 with Figure 5 As shown, the back side plate of the closed box 3 is provided with a ventilation hole 32 positioned at the top of the switch box 8, a plurality of arc-shaped blades 31 are hinged in the ventilation hole 32, and the left and right inner walls of the ventilation hole 32 are provided with A plurality of hinged grooves, each arc-shaped blade 31 is welded with a hinge shaft, and the end of the hinge shaft is clearance fit in the hinge groove, the arc-shaped blades 31 are parallel to the horizontal plane, and each arc-shaped blade 31 is located at the end of the closed box 3 Connecting blocks are sheathed on the top, and the connecting blocks can rotate relative to the arc-shaped blades 31. A vertical rod 30 is welded on the connecting block, and each connecting block is welded on the vertical rod 30. The lower end of the vertical rod 30 is a wedge surface, and the wedge The angle between the surface and t...
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