Height-adjustable closed spraying box
An adjustable and transparent box technology, applied in spray booths, spraying devices, etc., can solve problems such as easy fire, safety hazards, and affecting the health of surrounding workers, so that it is not easy to catch fire, meets the use requirements, and has good effects Effect
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[0018] Examples, see e.g. Figure 1 to Figure 2 As shown, a height-adjustable closed spraying box includes a transparent box body 10 and a frame 30, the top plate of the frame 30 is provided with a transparent box body 10, and the bottom surface of the bottom plate of the transparent box body 10 is fixed with a lifting plate 31, a vertical stud 32 is fixed to the middle of the bottom surface of the lifting plate 31, and the vertical stud 32 is screwed with a lifting screw sleeve 33, and the lifting screw sleeve 33 is inserted into the central through hole 34 provided in the middle of the top plate of the frame 30 , the lower outer side wall of the lifting screw sleeve 33 is below the top plate of the frame 30 and is fixed with a transmission gear 331, the inner side wall of the lower side plate of the frame 30 is fixed with a transverse plate 35, and the bottom surface of the transverse plate 35 is fixed with a drive motor 36, the output shaft of the driving motor 36 passes th...
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