Fire-fighting fireproof door capable of being rapidly replaced
A fire-proof door and fire-fighting technology, which is applied to fire-proof doors, door leaves, windows/doors, etc., can solve the problems that fire-fighting fire doors cannot be replaced quickly, and achieve the effects of enhancing fire-proofing effect, simple operation, and improving success rate
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Embodiment 1
[0071] A quick-replaceable fire door, such as figure 1 As shown, it includes a door frame 1, a first door panel 2, a second door panel 3, a door lock 4, a replacement mechanism 5 and a locking mechanism 6. The door frame 1 is provided with a replacement mechanism 5, and the left side of the replacement mechanism 5 is rotatably detachable. A first door panel 2 is provided. The right side of the replacement mechanism 5 is rotatably and detachably provided with a second door panel 3. The middle of the left side of the second door panel 3 is provided with a door lock 4 by means of bolts. The door lock 4 can lock the first door panel 3. The door panel 2 and the second door panel 3, the first door panel 2 and the second door panel 3 are all high temperature resistant materials, the rear parts of the first door panel 2 and the second door panel 3 are provided with door handles by means of screws, and the lower part of the door frame 1 is provided with a door handle. Locking mechanism...
Embodiment 2
[0076] On the basis of Example 1, as figure 1 , Figure 7 , Figure 8 and Figure 9 As shown, it also includes an opening and closing mechanism 7. The opening and closing mechanism 7 includes a second fixing rod 71, a third sliding plate 72 and a third spring 73. The inner sides of the front parts of the first door panel 2 and the second door panel 3 are welded by means of welding. A second fixing rod 71 is provided. The upper and lower parts of the second fixing rod 71 are slidably provided with a third sliding plate 72. The upper and lower sides of the door frame 1 are symmetrically provided with clamping holes. The third sliding plates 72 on the upper and lower sides can be respectively locked. A third spring 73 is connected between the third sliding plate 72 and the second fixing rod 71 in the corresponding clamping hole of the door frame 1 .
[0077] During the process of closing the first door 2 and the second door 3, the second fixing rod 71, the third sliding plate ...
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