Cross passageway of crawling

The utility model discloses a cross passageway of crawling belongs to the children passageway technical field that crawls, including four crawl channel unit and linkage units, its characterized in that: four channel unit's the one end of crawling is connected with the linkage unit outside respectively, and is adjacent the contained angle of crawling between the channel unit is 90 degrees, the opening has been seted up on linkage unit upper portion, the linkage unit is made by the PVC plastic -coated fabric, the channel unit that crawls includes first bone circle and second book bone circle, first bone circle is rolled over with the second and is equipped with two thirds book bone circles between the bone circle, first bone circle circles with second book bone and all is equipped with a plurality of fixed covers, first bone circle, second book bone circle, the outside cladding of third book bone circle have the cloth cover. The utility model discloses simple structure, the installationof being convenient for i