To provide a tricycle-type walker rear wheel structure which a child can learn at different stages.SOLUTION: The rear wheel structure of a tricycle type walker is provided with a left support frame 2 and a right support frame 3. The left support frame 2 is provided with a left connecting bar 21 and a left shaft bar 22. The front end of the left connecting bar 21 is a tricycle type The rear end of the left shaft bar 22 and the left end bar 21 are perpendicular to each other, the left shaft bar 22 is in contact with the left rear wheel 95, the right support frame 3 is horizontal The right support frame 3 is provided with a right connecting bar 31 and a right shaft bar 32. The front end of the right continuous bar 31 is connected to the rear end of the right support bar 93 of the tricycle type walking device, The rear ends of the right shaft bar 32 and the right connecting bar 31 are perpendicular to each other, the right shaft bar 32 is in contact with the right rear wheel 96, the left rear wheel 95 is positioned on the left side of the left supporting frame 2, the right rear wheel 96 Is positioned on the right side of the right support frame 3, There is a left rear wheel 95 and the right rear wheel 96 is parallel to the spacing between the left support bar 92 and the right support bar 93.(FIG.【課題】児童が異なる段階で学習使用できる三輪車型歩行器後輪構造を提供する。【解決手段】三輪車型歩行器後輪構造は左サポートフレーム2、右サポートフレーム3を備え、左サポートフレーム2は左連バー21、左軸バー22を備え、左連バー21の前端は三輪車型歩行器の左サポートバー92後端に連接し、左軸バー22と左連バー21の後端は相互に垂直で、左軸バー22は左後輪95に軸接し、右サポートフレーム3は水平方向において左サポートフレーム2に左右対称で、右サポートフレーム3は右連バー31、右軸バー32を備え、右連バー31の前端は三輪車型歩行器の右サポートバー93後端に連接し、右軸バー32と右連バー31の後端は相互に垂直で、右軸バー32は右後輪96に軸接し、左後輪95は左サポートフレーム2の左側に位置し、右後輪96は右サポートフレーム3の右側に位置し、或いは左後輪95と右後輪96は左サポートバー92と右サポートバー93の間の間隔内に並列される。【選択図】図2
