Drawing board
A drawing board and drawing paper technology, applied in the field of drawing tools, can solve the problems of easy omission and unfavorable progress.
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[0016] The present invention will be further described below in conjunction with accompanying drawing and specific embodiment:
[0017] A drawing board such as figure 1 and figure 2 As shown, frame 9 is included, and frame 9 is in the shape of "U". Frame 13, drawing paper fixing frame 13 is fixedly connected with a transparent drawing paper backing plate 28 in the middle; the frames 9 are hollow and connected, and the upper end of the vertical part of one frame 9 is airtightly connected with a water inlet pipe 15, and the outer end of the horizontal part of the frame 9 is airtightly connected There is a water outlet pipe 1; the open end of the frame 9 is hinged with an upper connecting shaft 16, the upper connecting shaft 16 is fixedly connected with a sun visor 22, and the front of the sun visor 22 is fixedly connected with a handle glove 29; the upper end of the vertical part of one of the frames 9 is fixed Connecting pin 23 is connected, and connecting rod 21 is hinged o...
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