10.6　Installation of Cleaning Device of Oven Port Frames

10.6.1　Before the installation of cleaning device of oven port frames，the center mark which is authorized is set on the platform beam.

10.6.2　The adjusting shim plate shall be accurate in position，and shall be cushioned compactly.

10.6.3　S type slideway shall be installed after the installation of port extractor main body.During installation，S type slideway should be subjected to preliminary orientation，and fixed after the positions of cleaning device of oven port frames are determined during test running.

10.6.4　Welding quality shall meet the requirements of design documents and Code for Construction and Acceptance of Field equipment，Industrial Pipe Welding Work GB 50683 as current national standard，namely the check grade of the appearance quality of welds of site equipment is gradeⅢ.

10.6.5　The installation of rails of cleaning device of oven port frames shall be in compliance with the following requirements:

1　The elevation of rails of cleaning device is adjusted，and allowable deviation shall be±5.0mm；

2　Height difference of any two points in full stroke is adjusted，and allowable deviation shall be 2.0mm；

3　Height difference on the same cross section on left and right rails is adjusted，and allowable deviation shall be 2.0mm；

4　Space between upper and lower rails on the same side is adjusted，and allowable deviation shall be

5　The center distance of left and right rails and cleaning device of oven port is adjusted，and allowable deviation shall be

6　The distance of centers of rails and coke pushing center is adjusted，and allowable deviation shall be±2.0mm.

10.6.6　The installation of cleaning device of oven port frames shall be in compliance with the following requirements:

1　The perpendicularity of cleaning head of oven port frames along the width direction of coking chamber at operating position is adjusted，and allowable deviation shall be 8.0mm；

2　The perpendicularity of cleaning head of oven port frames along the length direction of coking chamber at operating position is adjusted，and allowable deviation shall be 10.0mm；

3　The deviation of the center of operating position of cleaning head and the center of coke pushing ram is adjusted，and allowable deviation shall be±5.0mm.