Locking structure of paper paper extraction box
The utility model discloses a locking structure of paper paper extraction box, this paper paper extraction box have same cardboard the buckle top panel that forms, panel, front panel and a rear panel down, the paper extraction hole has been seted up to the top panel, the top panel is equipped with f...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model discloses a locking structure of paper paper extraction box, this paper paper extraction box have same cardboard the buckle top panel that forms, panel, front panel and a rear panel down, the paper extraction hole has been seted up to the top panel, the top panel is equipped with first joint portion, the panel is equipped with second joint portion down, the border of first joint portion is equipped with the cusp draw -in groove, first joint portion and second joint portion pass through the cusp draw -in groove clamps mutually together, the middle part of first joint portion is equipped with the arc wall to one side bending type who makes this arc wall becomes the joint key, the middle part of second joint portion is equipped with a style of calligraphy draw -in groove, the joint key with style of calligraphy draw -in groove joint cooperation. The utility model provides a can direct lock the locking structure of paper paper extraction box of equipment, it is glutinous that the side that makes |
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