Cement brick moisture-proof frame convenient to fold and store
A technology of cement brick and moisture-proof film, which is applied in the application field of building material storage equipment, can solve the problems of unfavorable long-term storage, easy to be affected by moisture, etc., and achieve the effect of avoiding moisture
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[0043] Push the pulley block 6 forward, the telescopic rod 5 is stretched, and the arc-shaped bracket 8 is unfolded thereupon. When the pulley block 6 slides to the rightmost side of the bottom frame 1, move the plectrum 36 to the left, and the limit plate 34 retracts to the limit. In the position plate groove 31, turn the arc-shaped front bracket 9 over to be embedded in the front bracket groove 30, release the pressure on the paddle 36, and the limit plate 34 pops out of the limit plate groove 31 and is embedded in the front bracket card. In the slot 32, the arc-shaped front bracket 9 is fixed;
[0044] Slide the right roller 15 to the right, and the moisture-proof film 19 is unfolded. When the right roller 15 slides to the fixed pin 27 and is opposite to the fixed pin limit groove 26, the fixed pin 27 is embedded in the fixed pin to limit the position under the elastic force of the second spring column 29. In the groove 26, the right roller 15 is fixed; outwardly stretch th...
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