Steel structure box body inner corner measuring device and measuring method thereof
The invention relates to a steel structure box body inner corner measuring device and a measuring method thereof, the steel structure box body inner corner measuring device is used for measuring three included angles of a rectangular box body corner, and comprises a first connecting rod, an abutting...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention relates to a steel structure box body inner corner measuring device and a measuring method thereof, the steel structure box body inner corner measuring device is used for measuring three included angles of a rectangular box body corner, and comprises a first connecting rod, an abutting bottom plate and a right side plate; the second connecting rod is hinged to the first connecting rod and abuts against the bottom plate and the left side plate; the third connecting rod is hinged to the first connecting rod, slidably connected with the first connecting rod and used for abutting against the left side plate; the fourth connecting rod is hinged to the second connecting rod, slidably connected with the second connecting rod and used for abutting against the right side plate; a first angle graduated scale is mounted on the first connecting rod and used for measuring the rotating angle of the second connecting rod; a second angle graduated scale is mounted on the first connecting rod and used for measur |
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