| 摘要 |
A fire extinguisher for education is provided to prevent a connecting section from being damaged by an external shock by connecting a check valve through a head, a body, and a flexible connecting tube. The fire extinguisher includes a body(20) storing water, powder, and compressed air to an inner portion, a head(10) connected to the body and having an injection tube(11) and a closure valve(41), an upper and lower operation levers(13,14) operatively connected to the closure valve of the head and having inserting holes formed on both end portions for receiving a safety pin, and a safety pin fixing member(50) positioned between the inserting holes of the upper operation lever. The safety pin fixing member is made of resilient material, and has a diameter of one end portion smaller than that of the other end portion.
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