Mistaken-spray-preventing annular inner wall surface spraying device
A surface spraying and anti-mistake technology, which is applied in the direction of spraying devices, can solve the problems of time-consuming and labor-intensive, precipitation failure, surface spraying liquid is not easy to clean up, etc., to improve spraying efficiency, prevent non-spraying operation, and prevent long-term storage failure. Effect
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[0017] All features disclosed in this specification, or steps in all methods or processes disclosed, may be combined in any manner, except for mutually exclusive features and / or steps.
[0018] Combine below Figure 1-4 The present invention is described in detail, and for convenience of description, the orientations mentioned below are now stipulated as follows: figure 1 The up, down, left, right, front and back directions of the projection relationship itself are the same.
[0019] A kind of anti-mis-spraying ring-shaped inner wall surface spraying device of the device of the present invention includes a box body 1, the front end wall of the box body 1 is provided with a second chute 29 opening forward, and the second chute 29 is provided with Sliding mechanism, the bottom wall of the second chute 29 is provided with the first chute 22 opening forward, the first chute 22 is provided with a first slider 23 slidably connected thereto, the first chute 22 The bottom wall is le...
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