Drain hose restriction device for washing machine and washing machine

A washing machine, comprising:

• a machine body (210);
• a drain hose (220), connected to said body (210);
• a drain hose restriction device (100) comprising:
• a base plate (110), for removable attached to said machine body (210);
• a rope buckle structure (120), including first section (121) with a mounting cavity (1211) and second portion (122), at least part of said second portion (122) being disposed within said mounting cavity (1211);
• an elastic member (123), provided within said mounting cavity (1211), one end of said elastic member (123) being pressed against or connected to a wall of said mounting cavity (1211), and the other end of said elastic member (123) being pressed against or connected to said second portion (122), with said elastic member (123) being always in a compressed state;
• a limiting rope (124), one end of said limiting rope (124) is threaded through said first part (121) and said second part (122) and connected to said base plate (110), the other end of said limiting rope (124) is threaded through said first part (121) and said second part (122) and is connected to said base plate (110), said limiting rope (124) positioned at the side of said first part (121) back away from said base plate (110) forming a limiting ring (1241), said first part (121) and said second part (122) being able to move relative to said base plate (110) to change the size of said limiting ring (1241), and said limiting ring (1241) being fitted onto a drain hose (220) to limit said drain hose (220),
• wherein the base plate (110) of said drain hose restriction device is detachably connected to said body (210), and said limiting ring (1241) of said drain hose restriction device is fitted onto said drain hose (220).