Furrow opener of wheat sowing machine and furrow opener assembly

The invention provides a furrow opener of a wheat sowing machine and a furrow opener assembly. The furrow opener is composed of a fixed frame (13), a shaft (1), a furrow opening sheet (2), a fixed frame upper eave (5), a seed conveying pipe (6), a fertilizer discharging pipe (7), an outer mud scraping plate (3), a front soil baffle plate connecting seat (14), a front soil baffle plate (4) and thelike. The furrow opener of the wheat sowing machine further comprises the furrow opening sheet (2), the fixed frame upper eave (5), the seed conveying pipe (6), the fertilizer discharging pipe (7), aspring plate (8), a spring secondary plate (9), a square pipe (11), a U-shaped clamp (12) and a bearing seat (16); a main beam fixed seat (10) is clamped onto the upper end of the spring plate (8) andthe spring secondary plate (9), tightly holds the square pipe (11), and is connected and fixed by the U-shaped clamp (12) which penetrates through a fixed seat connecting hole (10-1). The furrow opener of the wheat sowing mach