Well testing blocking fork

The invention discloses a well testing blocking fork and belongs to the technical field of well testing construction tools. The well testing blocking fork comprises a body. The well testing blocking fork is characterized by further comprising a rotating shaft, a first moving block and a second moving block. The body comprises an installing section and a holding section. A first fixing base and a second fixing base are fixed to the installing section. The rotating shaft sequentially comprises a right-hand thread section, a first polish shaft section, a knurling section, a second polish shaft section and a left-hand thread section. The knurling section is located between the first polish shaft section and the second polish shaft section. The rotating shaft penetrates through the first fixingbase and the second fixing base. The right-hand thread section and the first moving block are connected through a thread. The left-hand thread section and the second moving block are connected through a thread. The first mov