A pen that prevents children from opening it
A technology for children and refills, applied in printing, writing utensils, writing connectors, etc., can solve problems such as danger, damage to furniture, and eye injuries, and achieve high safety effects
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[0015] The present invention will be further described in detail below with reference to the drawings and specific embodiments: see Figure 1-Figure 6 , A pen that prevents children from opening, comprising a pen barrel 1, a pen cap 2, a driving device 3, and a pen core 4. The pen core 4 is arranged in the pen barrel 1, and the pen core 4 is provided with a convex ring 5, so The front end of the pen core 4 is sleeved with an elastic component 6 and the convex ring 5 restricts the upward movement of the elastic component 6. The driving device 3 includes a connecting rod 31, a chuck 32, and a chuck 32 matching The positioning device 33, the cap 2 is sleeved on the connecting rod 31, the connecting rod 31 is fixedly connected with the chuck 32, the chuck 32 is connected with the pen core 4, the chuck 32 is provided with a protruding strip 321, the lower end of the pen cap 2 is provided with a number of grooves 21, all of the grooves 21 are connected and threaded, the upper end of ...
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