Earth pressure balance shield tunneling machine earth chamber mud cake detection device

The invention belongs to the technical field of subway tunnel shields, particularly relates to an earth pressure balance shield tunneling machine earth chamber mud cake detection device and aims to solve the technical problem that the cutter head mud cake capsizing of a shield tunneling machine occurs in the tunneling process and provide the shield tunneling machine mud cake detection device with high tunneling safety performance and strong equipment durability. The earth pressure balance shield tunneling machine earth chamber mud cake detection device comprises a balance shield tunneling machine center partition plate, mud cake detection channels are formed in the center partition plate, a steel tube is arranged in the mud cake detection channels, a center rod is connected to the interior of the steel tube in an inserted mode, sealing rings are arranged at the two end portions of the center rod inside the steel tube, a conversion connector is arranged at the rear end of the steel tube, the conversion connector is sleeved with a manual ball valve, a connecting flange is arranged at the rear end of the manual ball valve, and the connecting flange connects the center rod for fixation through a connecting bolt. The earth pressure balance shield tunneling machine earth chamber mud cake detection device is simple and convenient, the production efficiency of the shield tunneling machine in the shield tunneling process can be improved effectively, the safety performance of the earth pressure balance shield tunneling machine earth chamber mud cake detection device is improved, and the earth pressure balance shield tunneling machine earth chamber mud cake detection device is suitable for popularization.