Lying neck pillow that is easy to adjust and use

A lying neck pillow that is easy to adjust and use, comprising:

• a neck pillow body, wherein the neck pillow body comprises a base and a curved supporting portion for supporting a user's neck, a bottom end of the curved supporting portion is connected to the base, and an adjusting space is arranged between the curved supporting portion and the base for elastic deformation of the curved supporting portion;
• and
• an adjusting piece, wherein the adjusting piece is detachably installed in the adjusting space, and a support force and/or support curvature of the curved supporting portion are adjusted by adjusting a support position or strength of the adjusting piece, wherein
• the adjusting piece is an adjusting ring, the adjusting ring is made of elastic material and has different wall thicknesses, the wall thickness is a thickness between an inner ring and an outer ring, and different support forces are achieved through different wall thicknesses;
• wherein an outer ring of the adjusting ring is circular, an inner ring is a rounded square, and the inner ring of the adjusting ring comprises a soft transverse beam and a hard side beam, the soft transverse beam has a certain degree of curvature, forming a top and bottom arc segment of the inner ring, providing support elasticity, and the hard side beam is a straight strip segment, forming two sides of straight strip segments of the inner ring, to provide support strength for the adjusting ring.