Letter box device convenient to use
A mailbox and convenient technology, applied in the direction of spraying device, etc., can solve the problems of low work efficiency, inconvenient use, waste of working hours, etc., and achieve the effect of improving the stability of forward and backward movement
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[0022] Such as Figure 1-Figure 6 As shown, a convenient letterbox device of the present invention includes a base 5 and surrounding devices 6 distributed on the top end surface of the base 5 at the same distance. The bottom of the base 5 is fixedly provided with a flexible pad 501, each of which The base 5 below the surrounding device 6 is provided with a driving cavity 51 extended to the front side, and the rear side of the driving cavity 51 is connected with a first hollow cavity 53 extending left and right. The base 5 on the front side of a hollow cavity 53 is provided with a second hollow cavity 54, and a partition plate 55 is arranged between the first hollow cavity 53 and the second hollow cavity 54. A guide groove 52 is provided on the inner top of the front side of a hollow cavity 53, and each guide groove 52 is provided with a first sliding joint frame 510 extended downwards, and the bottom extension of the first sliding joint frame 510 passes through into the drivi...
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