Garden tool system, garden tool and adjusting device thereof

A garden tool, comprising:

• a frame;
• an attachment pivotally connected to the frame, the attachment having a first position and a second position;
• and
• an adjusting device located between the garden tool and the attachment and connected to the frame and the attachment, including
• a lifting device connected to the attachment, operative to adjust the position of the attachment;
• and
• a locking mechanism including:
• a fixing portion connected to the garden tool;
• and
• a locking portion, rotatably connected with the fixing portion;
• wherein the locking portion is engaging with the lifting device when the attachment is in the first position;
• wherein the lifting device comprises a pedal assembly rotatably connected to the attachment, and a connecting portion connected to the pedal assembly and the attachment;
• wherein the pedal assembly is provided with a holding member for engaging with the locking portion;
• wherein the pedal assembly comprises a pedal body and a pedal bracket connected to the pedal body, the holding member is arranged on the pedal bracket;
• and
• wherein the connecting portion comprises a pulling rod and a first rotating assembly, the first rotating assembly is connected to the pedal bracket, one end of the pulling rod is adjustably connected to the first rotating assembly and the other end is connected to the attachment.

An adjusting device of a garden tool, comprising:

• a fixing portion connected to the garden tool;
• a locking portion rotatably connected with the fixing portion;
• and
• a lifting device connected to the garden tool, the lifting device having a locking position and a free position;
• wherein the lifting device engages with the locking portion when the lifting device is in the locking position;
• wherein the lifting device comprises a pedal assembly rotatably connected to the attachment, and a connecting portion connected to the pedal assembly and the attachment;
• wherein the pedal assembly is provided with a holding member for engaging with the locking portion;
• wherein the pedal assembly comprises a pedal body and a pedal bracket connected to the pedal body, the holding member is arranged on the pedal bracket;
• and
• wherein the connecting portion comprises a pulling rod and a first rotating assembly, the first rotating assembly is connected to the pedal bracket, one end of the pulling rod is adjustably connected to the first rotating assembly and the other end is connected to the attachment.