Row seat device with stable structure

A row seat device with a stable structure comprises multiple seat units (9) mounted on a connecting shaft (4), wherein each of the multiple seat units (9) comprises two downwards-inserting fixing pillars (7) which are arranged at the bottom of the seat body front and back and glidingly matched in respective base plates (5); the lower part of each of the two downwards-inserting fixing pillars (7) is inserted into an inserting hole in the corresponding base plate (5), support shoulders (721) used for connecting a ring seat (512) in the inserting hole are arranged at the lower part of each downwards-inserting fixing pillar (7), and an elastic buffer pad (51) is fixedly arranged on the bottom surface of each base plate (5) and used for contacting with the bottom surface. 种结构稳固的连排座椅装置，包括安装在连轴（4）上的多个座椅单元（9），所述多个座椅单元（9）中的每个包括：与座椅本体底部前后设置并用以滑动式配合于各自的基座板（5）中的两个下插固定柱（5），所述两个下插固定柱（7）中的每个的下部用以插入到所述基座板（5）的插孔中并设置有支撑肩台（721）用以接合所述插孔中的环座（512）上，每个所述基座板（5）的底面固定设置有缓冲弹性垫（51）用以与底面接触。