Improved scanner

The utility model relates to the technical field of scanners, in particular to an improved scanner which comprises a support and a scanner body, the inner wall of the support is connected with a supporting structure, the front end of the top of the scanner body is fixedly connected with a handle, the outer wall of the supporting structure is connected with a sheath, and a cylinder in the supporting structure rotates towards the outer side on the outer wall of a screw. Then, the straight plate rotates downwards on the inner wall of the support, the upper portion of the left side of the straight plate is attached to the inner wall of the support, the straight plate can form an angle slightly inclining towards the outer side at the moment, then the cylinder is rotated according to the support, and the positions of the curved blocks are adjusted; then the bottoms of the multiple curved blocks are attached to the supporting face, supporting operation of the scanner is completed, the supporting height can be adjust